Post-mounted lighting fixture



FIG. 1 is a side elevational view of a design of a post-mounted lighting fixture;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a side perspective view thereof; and,

FIG. 6 is a side perspective view thereof. The post and second post-mounted lighting fixture are shown in broken lines for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a post-mounted lighting fixture, as shown and described. 